Finding the Third Proportional to 9,031,206 and 12,874,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,031,206 : 12,874,144.50 = 12,874,144.50 : x
2. Step 2: Convert to fraction form
   9,031,206/12,874,144.50 = 12,874,144.50/x
3. Step 3: Cross multiply
   9,031,206x = 12,874,144.50 × 12,874,144.50
4. Step 4: Simplify right side
   9,031,206x = 165,743,596,606,880.25
5. Step 5: Solve for x
   x = 165,743,596,606,880.25/9,031,206
6. Step 6: Final answer
   x = 18,352,321.56